EP3156655A1 - Pumpe zum fördern einer hochviskosen flüssigkeit - Google Patents

Pumpe zum fördern einer hochviskosen flüssigkeit Download PDF

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Publication number
EP3156655A1
EP3156655A1 EP16189946.3A EP16189946A EP3156655A1 EP 3156655 A1 EP3156655 A1 EP 3156655A1 EP 16189946 A EP16189946 A EP 16189946A EP 3156655 A1 EP3156655 A1 EP 3156655A1
Authority
EP
European Patent Office
Prior art keywords
pump
gap
impeller
stationary
inlet
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP16189946.3A
Other languages
English (en)
French (fr)
Other versions
EP3156655B1 (de
Inventor
Arnaldo Rodrigues
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sulzer Management AG
Original Assignee
Sulzer Management AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sulzer Management AG filed Critical Sulzer Management AG
Publication of EP3156655A1 publication Critical patent/EP3156655A1/de
Application granted granted Critical
Publication of EP3156655B1 publication Critical patent/EP3156655B1/de
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/24—Vanes
    • F04D29/242—Geometry, shape
    • F04D29/245—Geometry, shape for special effects
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
    • F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/02—Selection of particular materials
    • F04D29/026—Selection of particular materials especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2205—Conventional flow pattern
    • F04D29/2222—Construction and assembly
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2294—Rotors specially for centrifugal pumps with special measures for protection, e.g. against abrasion
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
    • F04D29/4293—Details of fluid inlet or outlet
EP16189946.3A 2015-10-14 2016-09-21 Pumpe zum fördern einer hochviskosen flüssigkeit Not-in-force EP3156655B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP15189843 2015-10-14

Publications (2)

Publication Number Publication Date
EP3156655A1 true EP3156655A1 (de) 2017-04-19
EP3156655B1 EP3156655B1 (de) 2018-12-05

Family

ID=54324911

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16189946.3A Not-in-force EP3156655B1 (de) 2015-10-14 2016-09-21 Pumpe zum fördern einer hochviskosen flüssigkeit

Country Status (11)

Country Link
US (1) US10550850B2 (de)
EP (1) EP3156655B1 (de)
KR (1) KR20170044004A (de)
CN (1) CN107013468A (de)
AU (1) AU2016231595A1 (de)
BR (1) BR102016016335A2 (de)
CA (1) CA2944032A1 (de)
ES (1) ES2702226T3 (de)
MX (1) MX2016012593A (de)
RU (1) RU2016138823A (de)
SG (1) SG10201607728QA (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR102016021270A2 (pt) * 2015-10-14 2017-04-25 Sulzer Management Ag bomba para conduzir um fluido altamente viscoso
JP2017160861A (ja) * 2016-03-10 2017-09-14 株式会社日立製作所 ターボ機械
EP3798449A1 (de) * 2019-09-24 2021-03-31 Sulzer Management AG Pumpe zum fördern einer flüssigkeit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661698A (en) * 1951-03-21 1953-12-08 Christopher A Schellens Centrifugal pump
US5411367A (en) * 1991-03-22 1995-05-02 Warman International Ltd. Impeller annular seal
DE29722288U1 (de) * 1997-12-17 1998-01-29 Grundfos As Mehrstufige Unterwasserpumpe
US20140356127A1 (en) * 2011-12-20 2014-12-04 Sulzer Pumpen Ag Method and pump for pumping highly viscous fluids

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3708956C1 (de) * 1987-03-19 1988-03-17 Handtmann Albert Elteka Gmbh Spaltringdichtung einer Kreiselpumpe
US4909707A (en) * 1989-02-14 1990-03-20 Itt Corporation Centrifugal pump and floating casing ring therefor
JPH10259790A (ja) * 1997-03-19 1998-09-29 Hitachi Ltd ポンプ及びその製造方法
DE50012259D1 (de) * 2000-01-11 2006-04-27 Sulzer Pumpen Ag Winterthur Strömungsmaschine für ein Fluid mit einem radialen Dichtspalt zwischen Statorteilen und einem Rotor
CN2487899Y (zh) * 2001-05-15 2002-04-24 徐兆征 一种双吸式杂质泵
ITCO20110029A1 (it) * 2011-07-26 2013-01-27 Nuovo Pignone Spa Girante centrifuga e turbomacchina
CN102606524A (zh) * 2012-03-27 2012-07-25 上海阿波罗机械股份有限公司 一种输油主泵

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661698A (en) * 1951-03-21 1953-12-08 Christopher A Schellens Centrifugal pump
US5411367A (en) * 1991-03-22 1995-05-02 Warman International Ltd. Impeller annular seal
DE29722288U1 (de) * 1997-12-17 1998-01-29 Grundfos As Mehrstufige Unterwasserpumpe
US20140356127A1 (en) * 2011-12-20 2014-12-04 Sulzer Pumpen Ag Method and pump for pumping highly viscous fluids

Also Published As

Publication number Publication date
EP3156655B1 (de) 2018-12-05
RU2016138823A (ru) 2018-04-03
CA2944032A1 (en) 2017-04-14
US20170107996A1 (en) 2017-04-20
MX2016012593A (es) 2017-04-13
AU2016231595A1 (en) 2017-05-04
RU2016138823A3 (de) 2020-02-20
SG10201607728QA (en) 2017-05-30
CN107013468A (zh) 2017-08-04
US10550850B2 (en) 2020-02-04
KR20170044004A (ko) 2017-04-24
ES2702226T3 (es) 2019-02-28
BR102016016335A2 (pt) 2017-04-25

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